5.11 Time Base Accuracy
5.11.1 Description
An external sine wave generator of
10.0 MHz
with frequency accuracy better than 1
PPM is used.
Specifications
10 GHz clock : accuracy :
≤
±
0.0005 % or
≤
±
5 PPM
5.11.2 10 GHz Clock Verification Procedure
Recall
Timebase Accuracy.lss
or configure the DSO
Panel Setups
:
Recall FROM DEFAULT SETUP
Channels trace ON
Channel 1
Input gain
:
.1 V/div.
Input offset
:
0 mV
Trigger
setup
:
Edge
Trigger
on
:
C1
Slope
1 :
Pos
Level 1
:
100 mV
Trigger mode
:
Norm
Delay :
0 %
Time
base
:
500 msec/div.
Channel
use
:
4
Measure :
Parameters
P1 :
Amplitude of C1
P2
:
Frequency of C1
Connect
the
RF output
of the signal generator through a 50 Ohm
coaxial cable into Channel 1.
Set the generator frequency to
10.0 MHz
.
Adjust the generator output amplitude
to get
6 divisions peak to peak.
Read of the frequency parameter (to 2 decimal places) and record the value in
Table 18.
Verify that the error is less than 50 Hz.
WR6K Rev.D
Performance Verification
5-41
Содержание WAVERUNNER 6000 SERIES
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Страница 318: ...LeCroy Rackmount Kit for the 6000series ...
Страница 322: ...LeCroy 5U Rackmount Kit for the 6000series ...